package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.alibaba.fastjson.JSON;
import com.itheima.constant.MessageConstant;
import com.itheima.constant.RedisMessageConstant;
import com.itheima.entity.Result;
import com.itheima.pojo.Member;
import com.itheima.service.MemberService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import redis.clients.jedis.JedisPool;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;
import java.util.Date;
import java.util.Map;

@RestController
@RequestMapping("/member")
public class MemberController {

    @Reference
    private MemberService memberService;

    @Autowired
    private JedisPool jedisPool;

    //使用手机号和验证码登录
    @RequestMapping("/login")
    public Result login(HttpServletResponse response, @RequestBody Map<String, String> map) {
        //获取前端输入的手机号和验证码
        String telephone = map.get("telephone");
        String validateCode = map.get("validateCode");

        //从Redis中获取缓存的验证码
        String codeInRedis = jedisPool.getResource().get(telephone + RedisMessageConstant.SENDTYPE_LOGIN);

        if (codeInRedis == null || !codeInRedis.equals(validateCode)) {
            //验证码输入错误
            return new Result(false, MessageConstant.VALIDATECODE_ERROR);

        } else {
            //验证码输入正确
            //判断当前用户是否为会员
            Member member = memberService.findByTelephone(telephone);
            if (member == null) {
                //不是会员自动完成注册
                member = new Member();
                member.setPhoneNumber(telephone);
                member.setRegTime(new Date());//注册时间
                memberService.addMember(member);
            }
            //验证码正确,还是会员 则登录成功
            //写入cookie,跟踪用户
            Cookie cookie = new Cookie("login_member_telephone", telephone);
            cookie.setPath("/");//路径
            cookie.setMaxAge(3600*24*30);//30天有效
            response.addCookie(cookie);

            //将会员信息保存到redis中
            String json = JSON.toJSON(member).toString();
            jedisPool.getResource().setex(telephone,1800,json);
            return new Result(true,MessageConstant.LOGIN_SUCCESS);
        }

    }

}
